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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Bart Visscher <bartv@thisnet.nl>
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Jörn Friedrich Dreyer <jfd@butonic.de>
- * @author Loki3000 <github@labcms.ru>
- * @author Lukas Reschke <lukas@statuscode.ch>
- * @author MichaIng <micha@dietpi.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Robin Appelman <robin@icewind.nl>
- * @author Robin McCorkell <robin@mccorkell.me.uk>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- *
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
-
- namespace OC;
-
- use OC\Cache\CappedMemoryCache;
- use OCP\IDBConnection;
- use OCP\PreConditionNotMetException;
-
- /**
- * Class to combine all the configuration options ownCloud offers
- */
- class AllConfig implements \OCP\IConfig {
- /** @var SystemConfig */
- private $systemConfig;
-
- /** @var IDBConnection */
- private $connection;
-
- /**
- * 3 dimensional array with the following structure:
- * [ $userId =>
- * [ $appId =>
- * [ $key => $value ]
- * ]
- * ]
- *
- * database table: preferences
- *
- * methods that use this:
- * - setUserValue
- * - getUserValue
- * - getUserKeys
- * - deleteUserValue
- * - deleteAllUserValues
- * - deleteAppFromAllUsers
- *
- * @var CappedMemoryCache $userCache
- */
- private $userCache;
-
- /**
- * @param SystemConfig $systemConfig
- */
- public function __construct(SystemConfig $systemConfig) {
- $this->userCache = new CappedMemoryCache();
- $this->systemConfig = $systemConfig;
- }
-
- /**
- * TODO - FIXME This fixes an issue with base.php that cause cyclic
- * dependencies, especially with autoconfig setup
- *
- * Replace this by properly injected database connection. Currently the
- * base.php triggers the getDatabaseConnection too early which causes in
- * autoconfig setup case a too early distributed database connection and
- * the autoconfig then needs to reinit all already initialized dependencies
- * that use the database connection.
- *
- * otherwise a SQLite database is created in the wrong directory
- * because the database connection was created with an uninitialized config
- */
- private function fixDIInit() {
- if ($this->connection === null) {
- $this->connection = \OC::$server->getDatabaseConnection();
- }
- }
-
- /**
- * Sets and deletes system wide values
- *
- * @param array $configs Associative array with `key => value` pairs
- * If value is null, the config key will be deleted
- */
- public function setSystemValues(array $configs) {
- $this->systemConfig->setValues($configs);
- }
-
- /**
- * Sets a new system wide value
- *
- * @param string $key the key of the value, under which will be saved
- * @param mixed $value the value that should be stored
- */
- public function setSystemValue($key, $value) {
- $this->systemConfig->setValue($key, $value);
- }
-
- /**
- * Looks up a system wide defined value
- *
- * @param string $key the key of the value, under which it was saved
- * @param mixed $default the default value to be returned if the value isn't set
- * @return mixed the value or $default
- */
- public function getSystemValue($key, $default = '') {
- return $this->systemConfig->getValue($key, $default);
- }
-
- /**
- * Looks up a boolean system wide defined value
- *
- * @param string $key the key of the value, under which it was saved
- * @param bool $default the default value to be returned if the value isn't set
- *
- * @return bool
- *
- * @since 16.0.0
- */
- public function getSystemValueBool(string $key, bool $default = false): bool {
- return (bool) $this->getSystemValue($key, $default);
- }
-
- /**
- * Looks up an integer system wide defined value
- *
- * @param string $key the key of the value, under which it was saved
- * @param int $default the default value to be returned if the value isn't set
- *
- * @return int
- *
- * @since 16.0.0
- */
- public function getSystemValueInt(string $key, int $default = 0): int {
- return (int) $this->getSystemValue($key, $default);
- }
-
- /**
- * Looks up a string system wide defined value
- *
- * @param string $key the key of the value, under which it was saved
- * @param string $default the default value to be returned if the value isn't set
- *
- * @return string
- *
- * @since 16.0.0
- */
- public function getSystemValueString(string $key, string $default = ''): string {
- return (string) $this->getSystemValue($key, $default);
- }
-
- /**
- * Looks up a system wide defined value and filters out sensitive data
- *
- * @param string $key the key of the value, under which it was saved
- * @param mixed $default the default value to be returned if the value isn't set
- * @return mixed the value or $default
- */
- public function getFilteredSystemValue($key, $default = '') {
- return $this->systemConfig->getFilteredValue($key, $default);
- }
-
- /**
- * Delete a system wide defined value
- *
- * @param string $key the key of the value, under which it was saved
- */
- public function deleteSystemValue($key) {
- $this->systemConfig->deleteValue($key);
- }
-
- /**
- * Get all keys stored for an app
- *
- * @param string $appName the appName that we stored the value under
- * @return string[] the keys stored for the app
- */
- public function getAppKeys($appName) {
- return \OC::$server->query(\OC\AppConfig::class)->getKeys($appName);
- }
-
- /**
- * Writes a new app wide value
- *
- * @param string $appName the appName that we want to store the value under
- * @param string $key the key of the value, under which will be saved
- * @param string|float|int $value the value that should be stored
- */
- public function setAppValue($appName, $key, $value) {
- \OC::$server->query(\OC\AppConfig::class)->setValue($appName, $key, $value);
- }
-
- /**
- * Looks up an app wide defined value
- *
- * @param string $appName the appName that we stored the value under
- * @param string $key the key of the value, under which it was saved
- * @param string $default the default value to be returned if the value isn't set
- * @return string the saved value
- */
- public function getAppValue($appName, $key, $default = '') {
- return \OC::$server->query(\OC\AppConfig::class)->getValue($appName, $key, $default);
- }
-
- /**
- * Delete an app wide defined value
- *
- * @param string $appName the appName that we stored the value under
- * @param string $key the key of the value, under which it was saved
- */
- public function deleteAppValue($appName, $key) {
- \OC::$server->query(\OC\AppConfig::class)->deleteKey($appName, $key);
- }
-
- /**
- * Removes all keys in appconfig belonging to the app
- *
- * @param string $appName the appName the configs are stored under
- */
- public function deleteAppValues($appName) {
- \OC::$server->query(\OC\AppConfig::class)->deleteApp($appName);
- }
-
-
- /**
- * Set a user defined value
- *
- * @param string $userId the userId of the user that we want to store the value under
- * @param string $appName the appName that we want to store the value under
- * @param string $key the key under which the value is being stored
- * @param string|float|int $value the value that you want to store
- * @param string $preCondition only update if the config value was previously the value passed as $preCondition
- * @throws \OCP\PreConditionNotMetException if a precondition is specified and is not met
- * @throws \UnexpectedValueException when trying to store an unexpected value
- */
- public function setUserValue($userId, $appName, $key, $value, $preCondition = null) {
- if (!is_int($value) && !is_float($value) && !is_string($value)) {
- throw new \UnexpectedValueException('Only integers, floats and strings are allowed as value');
- }
-
- // TODO - FIXME
- $this->fixDIInit();
-
- $prevValue = $this->getUserValue($userId, $appName, $key, null);
-
- if ($prevValue !== null) {
- if ($prevValue === (string)$value) {
- return;
- } elseif ($preCondition !== null && $prevValue !== (string)$preCondition) {
- throw new PreConditionNotMetException();
- } else {
- $qb = $this->connection->getQueryBuilder();
- $qb->update('preferences')
- ->set('configvalue', $qb->createNamedParameter($value))
- ->where($qb->expr()->eq('userid', $qb->createNamedParameter($userId)))
- ->andWhere($qb->expr()->eq('appid', $qb->createNamedParameter($appName)))
- ->andWhere($qb->expr()->eq('configkey', $qb->createNamedParameter($key)));
- $qb->execute();
-
- $this->userCache[$userId][$appName][$key] = (string)$value;
- return;
- }
- }
-
- $preconditionArray = [];
- if (isset($preCondition)) {
- $preconditionArray = [
- 'configvalue' => $preCondition,
- ];
- }
-
- $this->connection->setValues('preferences', [
- 'userid' => $userId,
- 'appid' => $appName,
- 'configkey' => $key,
- ], [
- 'configvalue' => $value,
- ], $preconditionArray);
-
- // only add to the cache if we already loaded data for the user
- if (isset($this->userCache[$userId])) {
- if (!isset($this->userCache[$userId][$appName])) {
- $this->userCache[$userId][$appName] = [];
- }
- $this->userCache[$userId][$appName][$key] = (string)$value;
- }
- }
-
- /**
- * Getting a user defined value
- *
- * @param string $userId the userId of the user that we want to store the value under
- * @param string $appName the appName that we stored the value under
- * @param string $key the key under which the value is being stored
- * @param mixed $default the default value to be returned if the value isn't set
- * @return string
- */
- public function getUserValue($userId, $appName, $key, $default = '') {
- $data = $this->getUserValues($userId);
- if (isset($data[$appName][$key])) {
- return $data[$appName][$key];
- } else {
- return $default;
- }
- }
-
- /**
- * Get the keys of all stored by an app for the user
- *
- * @param string $userId the userId of the user that we want to store the value under
- * @param string $appName the appName that we stored the value under
- * @return string[]
- */
- public function getUserKeys($userId, $appName) {
- $data = $this->getUserValues($userId);
- if (isset($data[$appName])) {
- return array_keys($data[$appName]);
- } else {
- return [];
- }
- }
-
- /**
- * Delete a user value
- *
- * @param string $userId the userId of the user that we want to store the value under
- * @param string $appName the appName that we stored the value under
- * @param string $key the key under which the value is being stored
- */
- public function deleteUserValue($userId, $appName, $key) {
- // TODO - FIXME
- $this->fixDIInit();
-
- $sql = 'DELETE FROM `*PREFIX*preferences` '.
- 'WHERE `userid` = ? AND `appid` = ? AND `configkey` = ?';
- $this->connection->executeUpdate($sql, [$userId, $appName, $key]);
-
- if (isset($this->userCache[$userId][$appName])) {
- unset($this->userCache[$userId][$appName][$key]);
- }
- }
-
- /**
- * Delete all user values
- *
- * @param string $userId the userId of the user that we want to remove all values from
- */
- public function deleteAllUserValues($userId) {
- // TODO - FIXME
- $this->fixDIInit();
-
- $sql = 'DELETE FROM `*PREFIX*preferences` '.
- 'WHERE `userid` = ?';
- $this->connection->executeUpdate($sql, [$userId]);
-
- unset($this->userCache[$userId]);
- }
-
- /**
- * Delete all user related values of one app
- *
- * @param string $appName the appName of the app that we want to remove all values from
- */
- public function deleteAppFromAllUsers($appName) {
- // TODO - FIXME
- $this->fixDIInit();
-
- $sql = 'DELETE FROM `*PREFIX*preferences` '.
- 'WHERE `appid` = ?';
- $this->connection->executeUpdate($sql, [$appName]);
-
- foreach ($this->userCache as &$userCache) {
- unset($userCache[$appName]);
- }
- }
-
- /**
- * Returns all user configs sorted by app of one user
- *
- * @param string $userId the user ID to get the app configs from
- * @return array[] - 2 dimensional array with the following structure:
- * [ $appId =>
- * [ $key => $value ]
- * ]
- */
- private function getUserValues($userId) {
- if (isset($this->userCache[$userId])) {
- return $this->userCache[$userId];
- }
- if ($userId === null || $userId === '') {
- $this->userCache[$userId]=[];
- return $this->userCache[$userId];
- }
-
- // TODO - FIXME
- $this->fixDIInit();
-
- $data = [];
- $query = 'SELECT `appid`, `configkey`, `configvalue` FROM `*PREFIX*preferences` WHERE `userid` = ?';
- $result = $this->connection->executeQuery($query, [$userId]);
- while ($row = $result->fetch()) {
- $appId = $row['appid'];
- if (!isset($data[$appId])) {
- $data[$appId] = [];
- }
- $data[$appId][$row['configkey']] = $row['configvalue'];
- }
- $this->userCache[$userId] = $data;
- return $data;
- }
-
- /**
- * Fetches a mapped list of userId -> value, for a specified app and key and a list of user IDs.
- *
- * @param string $appName app to get the value for
- * @param string $key the key to get the value for
- * @param array $userIds the user IDs to fetch the values for
- * @return array Mapped values: userId => value
- */
- public function getUserValueForUsers($appName, $key, $userIds) {
- // TODO - FIXME
- $this->fixDIInit();
-
- if (empty($userIds) || !is_array($userIds)) {
- return [];
- }
-
- $chunkedUsers = array_chunk($userIds, 50, true);
- $placeholders50 = implode(',', array_fill(0, 50, '?'));
-
- $userValues = [];
- foreach ($chunkedUsers as $chunk) {
- $queryParams = $chunk;
- // create [$app, $key, $chunkedUsers]
- array_unshift($queryParams, $key);
- array_unshift($queryParams, $appName);
-
- $placeholders = (count($chunk) === 50) ? $placeholders50 : implode(',', array_fill(0, count($chunk), '?'));
-
- $query = 'SELECT `userid`, `configvalue` ' .
- 'FROM `*PREFIX*preferences` ' .
- 'WHERE `appid` = ? AND `configkey` = ? ' .
- 'AND `userid` IN (' . $placeholders . ')';
- $result = $this->connection->executeQuery($query, $queryParams);
-
- while ($row = $result->fetch()) {
- $userValues[$row['userid']] = $row['configvalue'];
- }
- }
-
- return $userValues;
- }
-
- /**
- * Determines the users that have the given value set for a specific app-key-pair
- *
- * @param string $appName the app to get the user for
- * @param string $key the key to get the user for
- * @param string $value the value to get the user for
- * @return array of user IDs
- */
- public function getUsersForUserValue($appName, $key, $value) {
- // TODO - FIXME
- $this->fixDIInit();
-
- $sql = 'SELECT `userid` FROM `*PREFIX*preferences` ' .
- 'WHERE `appid` = ? AND `configkey` = ? ';
-
- if ($this->getSystemValue('dbtype', 'sqlite') === 'oci') {
- //oracle hack: need to explicitly cast CLOB to CHAR for comparison
- $sql .= 'AND to_char(`configvalue`) = ?';
- } else {
- $sql .= 'AND `configvalue` = ?';
- }
-
- $result = $this->connection->executeQuery($sql, [$appName, $key, $value]);
-
- $userIDs = [];
- while ($row = $result->fetch()) {
- $userIDs[] = $row['userid'];
- }
-
- return $userIDs;
- }
-
- /**
- * Determines the users that have the given value set for a specific app-key-pair
- *
- * @param string $appName the app to get the user for
- * @param string $key the key to get the user for
- * @param string $value the value to get the user for
- * @return array of user IDs
- */
- public function getUsersForUserValueCaseInsensitive($appName, $key, $value) {
- // TODO - FIXME
- $this->fixDIInit();
-
- $sql = 'SELECT `userid` FROM `*PREFIX*preferences` ' .
- 'WHERE `appid` = ? AND `configkey` = ? ';
-
- if ($this->getSystemValue('dbtype', 'sqlite') === 'oci') {
- //oracle hack: need to explicitly cast CLOB to CHAR for comparison
- $sql .= 'AND LOWER(to_char(`configvalue`)) = LOWER(?)';
- } else {
- $sql .= 'AND LOWER(`configvalue`) = LOWER(?)';
- }
-
- $result = $this->connection->executeQuery($sql, [$appName, $key, $value]);
-
- $userIDs = [];
- while ($row = $result->fetch()) {
- $userIDs[] = $row['userid'];
- }
-
- return $userIDs;
- }
-
- public function getSystemConfig() {
- return $this->systemConfig;
- }
- }
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